Stream ciphers

SNOW

SNOW 1.0, SNOW 2.0, and SNOW 3G are word-based synchronous stream ciphers developed by Thomas Johansson and Patrik Ekdahl at Lund University. (Wikipedia).

Video thumbnail

Writing on a snowflake

We write "Merry Christmas" on a tiny fragment of snow. More physics at http://www.sixtysymbols.com/ See an image at http://www.flickr.com/photos/sixtysymbols/5231885392/

From playlist Christmas Selection - Sixty Symbols

Video thumbnail

Seattle Snow Feb 8 2014. at Night.

Seattle Snow on Feb 8, 2014. Isaac goes out into the snow at night, then considers what tomorrow's huge snow drifts will bring, then throws a snow ball at the camera.

From playlist Seattle Snow Videos 2007-2014

Video thumbnail

It's snowing, I ❤️ it

It's snowing, I ❤️ it

From playlist Short Videos

Video thumbnail

It's Snowflakes Season | Deep Look

Watch our full episode about snowflakes here 👉 https://youtu.be/Gojddrb70N8 #shorts #deeplook #science #snowflakes

From playlist Deep Look #Shorts

Video thumbnail

Snowy the Snowflake

Professor von Snowinghausen simultaneously teaches Snowy how Snowbabies are born AND what fractals are.

From playlist Summer of Math Exposition Youtube Videos

Video thumbnail

Snowy Merry Christmas #3

Seattle Snow December 13, 2008. Isaac Girvin wonders in the snow and Dennis Big D Ho piles snow on a board.

From playlist Seattle Snow Videos 2007-2014

Video thumbnail

How High Can We Build With Snow?

How high have some people built snow sculptures? Winter is finally giving us a ton of snow, so could we theoretically build that snow up into space? Watch more: “What If Earth Only Had One Season?” ►► https://www.youtube.com/watch?v=-TQHdMdBf20 Get your Life Noggin Merch: https://crowdmad

From playlist Popular Uploads | Life Noggin

Video thumbnail

How to make a square snowflake

Want to make square snowflakes? Scientists have created a new type of ice they call "square ice," which forms a cube-shaped pattern, with water molecules arranged in neatly aligned rows. Scientists formed these crystals – which occur at room temperature – by squeezing tiny amounts of water

From playlist Materials and technology

Video thumbnail

The Science of Snowflakes

PBS Member Stations rely on viewers like you. To support your local station, go to: http://to.pbs.org/DonateOKAY ↓ More info and sources below ↓ You are a beautiful and curious snowflake. SUBSCRIBE, it's FREE! http://bit.ly/iotbs_sub Snowflakes are infinitely beautiful, but are they in

From playlist Likes

Video thumbnail

Earth System Science 21. On Thin Ice. Lecture 08. Outlook for Snow

UCI ESS 21: On Thin Ice (Winter 2014) Lec 08. On Thin Ice -- Outlook for Snow -- View the complete course: http://ocw.uci.edu/courses/ess_21_on_thin_ice__climate_change_and_the_cryosphere.html Instructor: Julie Ferguson, Ph.D. License: Creative Commons CC-BY-SA Terms of Use: http://ocw.uc

From playlist Earth System Science 21: On Thin Ice: Climate Change and the Cryosphere

Video thumbnail

Searching for the Himalayas' Ghost Cats | Podcast | Overheard at National Geographic

National Geographic’s editor at large Peter Gwin travels to the Himalayas to join photographer and National Geographic explorer Prasenjeet Yadav on his search for snow leopards, one of the planet’s most elusive animals in one of its most forbidding landscapes. Himalayan communities have lo

From playlist Podcast | Overheard at National Geographic

Video thumbnail

AP Calculus AB/BC 2010 Free Response question 1

The title captures it all. In this video, I narrate my thoughts through the AP Calculus AB/BC 2010 Free Response question 1. This question is a rate in, rate out calculator free response question. The concepts involved in this question are derivatives, rates of change, integral of rate as

From playlist AP Calculus AB/BC Review

Video thumbnail

The Coolest Stuff On The Planet- The Sapporo Snow Festival

The Sapporo Snow Festival is a celebration of Japan's winter season -- and, of course, snow! Join Rachel and Matt as they admire the festival's marvelous snow and ice sculptures -- and other fun, wintry events -- in this episode.

From playlist The Coolest Stuff on the Planet

Video thumbnail

An Infinite Number of Words for Snow

Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/donateidea Do some cultures really have 50 words for snow? We got merch! http://bit.ly/1U8fS1B Tweet us! http://bit.ly/pbsideachanneltwitter Idea Channel Facebook! http://bit.ly/

From playlist Newest Episodes

Video thumbnail

Tunnels in the Snow!

Ever wish you had your own secret network of hidden passages? Well some animals do and they might be closer than you think! Hi there! We at SciShow want to learn more about you and your opinions! If you have time, please take a moment to fill out this survey: https://www.surveymonkey.com/

From playlist SciShow Kids

Video thumbnail

Forecasting the Meltdown: The Aerial Snow Observatory

75% of Southern California's water supply comes from the snowpack that adorns the Sierra Nevada Mountain Range. Keeping track of how much water is contained within the snowpack is a monumental task. Thankfully, NASA has developed the Airborne Snow Observatory, a relatively new program that

From playlist The Macroscope

Video thumbnail

Snowmelt Runoff, Fourth Paradigm, & the End of Stationarity

(April 21, 2010) Jeff Dozier discusses how computational modeling and new environmental technology applications can be used to reliably predict snowmelt runoff and other environmental changes due to climate change and other factors. Stanford University: http://www.stanford.edu/ Stanford

From playlist Engineering

Video thumbnail

How to Make Snow (If You're Not Elsa)

In this episode Hank explains how snow is made using science. ------------------------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/artist/5

From playlist The Weird World of Winter

Related pages

Stream cipher | ESTREAM | NESSIE